高三英语必修5同步课堂导学案1

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1、英语必修5人教新课标Unit3新课堂教案（3）【精品】课题Unit3InTheFuturePeriod3Grammar1.Teachingaim(教学目标):过去分词(短语)可以作状语，修饰谓语动词，进一步说明谓语动词的动作和状态。在意义上相当于状语从句(而且可以跟状语从句相互转换)，表示时间、条件、原因、伴随状况等。Importantpoints(教学重点):一、过去分词(短语)作状语的几种情况1．作时间状语2．作原因状语3．作条件状语4．作让步状语5．作方式或伴随状语Difficultpoints(教学难点):Thisdictionarywilllookni

2、cewhenprinted.Satisfiedwithwhathedid,theteacherpraisedhiminclass.Givenmoretime,wecoulddoitmuchbetter.Beatenbytheoppositeteam,theplayerswerenotdiscouragedandpracticedevenharder.Sheacceptedthegift,deeplymoved.2.Previewbeforeclass(预习导学):1．a.Givenbetterattention,thetreescouldgrowbetter.b

3、.Worriedaboutthejourney,Iwasunsettledforthefirstfewdays.c．Describedasanenormousroundplate,itspinsslowlyinspacetoimitatethepulloftheearth'sgravity.2．a.Istaredatthemovingmodelofthewastemachine,absorbedbyitsefficiency.＝Istaredatthemovingmodelofthewastemachine,andwasabsorbedbyitsefficien

4、cy.b．Hitbyalackoffreshair,myheadached.＝BecauseIwashitbyalackoffreshair,myheadached.3．a.Whenofferedhelp,oneoftensays“Thankyou”or“It'skindofyou.”b．Theresearchissodesignedthatoncebegunnothingcanbedonetochangeit.[我的发现](1)作状语用的过去分词(短语)和句子的主语之间有逻辑上的动宾关系，或称为被动关系。(2)第一组句子中的过去分词(短语)分别在句子中作：a.

5、条件状语；b.原因状语；c.伴随情况或方式状语。(3)比较第二组句子可知，作状语用的过去分词(短语)可以转化成相应的状语从句。(4)从第三组句子可知，表示时间、条件、方式、比较或让步的状语，可用“从属连词＋过去分词”结构。可用于该结构中的从属连词有：when,once,while,if,unless,asif,as,than,though,although等。3.Questionsandinquiry(问题引领，知识探究)1.Practiceandconsolidation(练习内化)11.句型转换Seenfromthetopofthehill,thecity

6、looksmorebeautifultous.→Whenitisseenfromthetopofthehill,thecitylooksmorebeautifultous.12.一句多译①当被要求发言时，你才能讲话。→Don'tspeakuntil_asked_to.→Don'tspeakuntil_you_are_asked_to.②当被问到为何要做这件事时，班长说这是他的职责。→Asked_why_he_did_it,_themonitorsaiditwashisduty.→When_(he_was)_asked_why_he_did_it,_themon

7、itorsaiditwashisduty.2.Practiceandconsolidation(练习内化)Writteninahurry,thisarticlewasnotsogood.→inahurry,thisarticlewasnotsogood.试译：3.Practiceandconsolidation(练习内化)①如果种在肥沃的土壤里，这些种子就能长得快。→,theseseedscangrowfast.→,theseseedscangrowfast.②除非受到邀请，否则我不去作演讲。→Iwon’tmakeaspeach.→Iwon’tmake

8、aspeach.4.Pr